Point your router
Use the Dynamic DNS settings already built into your router, firewall, NAS, or home server.
Dynamic DNS, finally uncomplicated
One IP update.
Everywhere it matters.
Your router tells us once. DNSbun securely fans out the change to every DNS provider you use—fast, reliably, and with a trail you can actually follow.
Early access Launch updates only IPv4 + IPv6
YOUR IPv4216.73.216.240
just now
Cloudflarehome.example.com
SyncedPorkbunvpn.example.net
SyncedRoute 53nas.example.org
SyncedUpdate completeAll records are in sync
INCOMING FROMASUS Router
Works with the providers you already trust
Cloudflare
Porkbun
Route 53
Namecheap
DigitalOcean
Duck DNS
HOW IT WORKS
Set it once. Forget it forever.
DNSbun sits between your network and your DNS providers, turning one familiar update into as many as you need.
We receive one update
A single, secure endpoint accepts the new address and validates it in milliseconds.
Every record follows
All connected providers update in parallel, with retries, status, and history handled for you.
BUILT FOR THE REAL INTERNETDynamic IPs.
Dynamic IPs.
Steady infrastructure.
Your IP may move around. Your services shouldn’t feel it. DNSbun adds the reliability and visibility your router was missing.
Every update, accounted for
See what changed, where it went, and how every provider responded.
TIMEADDRESSSTATUS
09:42:18
84.17.62.201 SyncedYesterday
84.17.61.88 SyncedSep 12
84.17.44.203 SyncedParallel by default
Providers update together, not one by one.
824ms
3 PROVIDERS UPDATED
Secrets stay secret
Provider credentials are encrypted at rest, scoped tightly, and never sent back to your devices.
AES–256
Your DNS. Your choice.
Mix providers, domains, and records any way you like. DNSbun keeps them moving as one.
Explore all providersCloudflarePorkbunRoute 53NamecheapDigitalOceanDuck DNSHetznerGandi
A FRIENDLY APIOld-school compatible.
Old-school compatible.
Modern where it counts.
Use the DynDNS protocol your hardware already speaks, or call our clean HTTPS API directly. Either way, one request gets the whole job done.
- DynDNS-compatible update endpoint
- Token-scoped access and instant revocation
- Webhooks for every update result
curl "https://api.dnsbun.com/nic/update?
hostname=home.example.com" \
-u "bun_live_8Qx:••••••••••••"200 OK
{ "status": "good", "ip": "84.17.62.201", "updated": 3 }GET
200
Most likely. DNSbun accepts the familiar DynDNS-style update format supported by routers from ASUS, MikroTik, Ubiquiti, pfSense, OpenWrt, and many others. We also provide a simple HTTPS endpoint for scripts and home servers.
Let your IP roam.
We’re almost ready.
Join the waitlist and we’ll email you when DNSbun early access opens.
Launch updates only. Unsubscribe anytime.